Health Check tests for orphaned households and orphaned 1:1 accounts
fix #678. Describe field maps do NOT namespace prefix fields within the managed package!  Who knew!!
Health Check fix when notified is All Sys Admins.
Health Check had to change on how ti detects valid address verification.
Merge pull request #695 from SalesforceFoundation/feature/264-settings-validator

Fixing Health Check (again!) to work in the managed namespace